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Somewhat hackish fix for A-V desync with ao_oss and frame stepping:

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send 0-samples according to the amount of data lost during pause.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@23829 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2007-07-19 19:15:59 +00:00
parent daa6cb6cab
commit 7be3e8694b
1 changed files with 9 additions and 0 deletions
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9
libao2/ao_oss.c
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@ -147,6 +147,7 @@ static int oss2format(int format)
static char *dsp=PATH_DEV_DSP; static char *dsp=PATH_DEV_DSP;
static audio_buf_info zz; static audio_buf_info zz;
static int audio_fd=-1; static int audio_fd=-1;
static int prepause_space;
static const char *oss_mixer_device = PATH_DEV_MIXER; static const char *oss_mixer_device = PATH_DEV_MIXER;
static int oss_mixer_channel = SOUND_MIXER_PCM; static int oss_mixer_channel = SOUND_MIXER_PCM;
@ -448,13 +449,21 @@ static void reset(void){
// stop playing, keep buffers (for pause) // stop playing, keep buffers (for pause)
static void audio_pause(void) static void audio_pause(void)
{ {
prepause_space = get_space();
uninit(1); uninit(1);
} }
// resume playing, after audio_pause() // resume playing, after audio_pause()
static void audio_resume(void) static void audio_resume(void)
{ {
int fillcnt;
reset(); reset();
fillcnt = get_space() - prepause_space;
if (fillcnt > 0) {
void *silence = calloc(fillcnt, 1);
play(silence, fillcnt, 0);
free(silence);
}
} }